Mainos Käyhkö Oy is a limited company based in Helsinki, registered in 1979. Its taxable income in 2024 was 15 t€ and its income taxes 2 941 €. Public buyers bought 2 600 € from it in 2023–2024; the largest buyer is Kasvatuksen Ja Koulutuksen Toimiala, Helsinki (Helsinki).
Taxes
Measured by taxable income, Mainos Käyhkö Oy is in the upper half of the industry class other activities of advertising agencies (994 companies with taxable income; median 11 t€).
Taxable income is the profit as calculated for taxation, not revenue. Public data from the Finnish Tax Administration; figures for 2025 are published in November 2026. Revenue, financial ratios and employee numbers are shown once the company has filed its financial statements digitally.
Sales to public buyers
Largest buyers
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